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Refuse Systems, Ashland, Oregon. NPDES permit OR0035441 expired Nov 30, 2025; its limits still apply. Last 12 months: no values over a limit, 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. centigrade | value | report only (deg C) | Jan, Feb, Mar, Apr, Dec |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 37 mg/L | Jan, Feb, Mar, Apr, Dec |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 140 mg/L | Jan, Feb, Mar, Apr, Dec |
| pH | daily minimum | ≥ 6.5 SU | Jan, Feb, Mar, Apr, Dec |
| pH | daily maximum | ≤ 8.5 SU | Jan, Feb, Mar, Apr, Dec |
| Solids, total suspended | monthly average | ≤ 27 mg/L | Jan, Feb, Mar, Apr, Dec |
| Solids, total suspended | daily maximum | ≤ 88 mg/L | Jan, Feb, Mar, Apr, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.26 mg/L | Jan, Feb, Mar, Apr, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 1.26 mg/L | Jan, Feb, Mar, Apr, Dec |
| Phosphorus, total [as P] | monthly average | ≤ .08 mg/L | Jan, Feb, Mar, Apr, Dec |
| Hardness, total [as CaCO3] | value | report only (mg/L) | Jan, Feb, Mar, Apr, Dec |
| Iron, total [as Fe] | monthly average | ≤ 1.125 mg/L | Jan, Feb, Mar, Apr, Dec |
| Iron, total [as Fe] | daily maximum | ≤ 1.643 mg/L | Jan, Feb, Mar, Apr, Dec |
| Zinc, dissolved [as Zn] | value | report only (mg/L) | Jan, Feb, Mar, Apr, Dec |
| Zinc, total [as Zn] | monthly average | ≤ .082 mg/L | Jan, Feb, Mar, Apr, Dec |
| Zinc, total [as Zn] | daily maximum | ≤ .12 mg/L | Jan, Feb, Mar, Apr, Dec |
| Phenols | monthly average | ≤ .015 mg/L | Jan, Feb, Mar, Apr, Dec |
| Phenols | daily maximum | ≤ .026 mg/L | Jan, Feb, Mar, Apr, Dec |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | Jan, Feb, Mar, Apr, Dec |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | Jan, Feb, Mar, Apr, Dec |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 0 MGD | May–Nov |
| E. coli | monthly geometric mean | ≤ 126 #/100mL | Jan, Feb, Mar, Apr, Dec |
| E. coli | daily maximum | ≤ 406 #/100mL | Jan, Feb, Mar, Apr, Dec |
| E. coli | monthly geometric mean | ≤ 126 #/100mL | Jan, Feb, Mar, Apr, Dec |
| E. coli | daily maximum | report only (#/100mL) | Jan, Feb, Mar, Apr, Dec |
| .alpha.-Terpineol | monthly average | ≤ .016 mg/L | Jan, Feb, Mar, Apr, Dec |
| .alpha.-Terpineol | daily maximum | ≤ .033 mg/L | Jan, Feb, Mar, Apr, Dec |
| Solids, total dissolved | monthly average | ≤ 500 mg/L | Jan, Feb, Mar, Apr, Dec |
| p-Cresol | monthly average | ≤ .014 mg/L | Jan, Feb, Mar, Apr, Dec |
| p-Cresol | daily maximum | ≤ .025 mg/L | Jan, Feb, Mar, Apr, Dec |
| Benzoic acids, total | monthly average | ≤ .071 mg/L | Jan, Feb, Mar, Apr, Dec |
| Benzoic acids, total | daily maximum | ≤ .12 mg/L | Jan, Feb, Mar, Apr, Dec |
Cited limits by parameter: Oregon's rules and the federal ones.
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